Product Main

Specifications

Glass Beads for Road Marking can improve visibility of the traffic markings and road signs and supply safer night driving conditions.
   There are two Grades: Class A & Class B and high refractive index Glass Beads available. Class A is used to making manufacture of reflective thermoplastic road marking paint. Class B is used to be dropped on the freshly stripped paint surface on the road to give immediate enhanced visibility to night drivers.

Chemical & Physical Properties

Basic material

SiO2 62%   

Shape

Spherical 

Color

White

Specify gravity  g/cm3

2.4-2.6

Hardness (Moh's )

5.5-6.0

Refractive Index

1.5-1.6


Size Distribution

Type

Sieve Size (um)

Retained by %

Class A
(Intermix)

1180

0-3

850

5-20

425

65-95

<425

0-10

Roundness

>70%

Class B
(Drop On)

850

0-5

600

5-20

300

30-75

180

10-30

<180

0-15

Roundness

>80%


Other sizes can be available according to your requirements.
Packing way: 25kgs or 50kgs packed in 3 layers bag, or can be packed on request.

High Refractive Index Glass Beads

   High Refractive index glass beads used for making reflective sheets, reflective fabric, reflective tape, reflective yarn, and can be also used to make reflective paint and ink.

Main Composition

TiO2-BaO-SiO2

Shape

Spherical 

Color

White

Specify gravity  g/cm3

4.1±0.2

Opacity

1.0% max

Roundness

95% min

Refractive Index

1.9-1.93

   Available sizes: 20-40um; 35-45um; 40-60um; 55-75um; 70-100um.Other sizes can be also available according to customer’s requirements.